Thursday

July 2, 2015

July 2, 2015

Total # Posts: 277

**Calculus AB**

Gateway Arch in St. Louis was constructed using the equation y=211.49-20.96cosh(0.03291765x) where |x|<=91.20 a) what is the height at its center in meters b) At what points is height 70m (2 values of x) c) what is the slope of arch at points in part b
*June 21, 2015*

**Help**

Compound subjects- those that joined with " and"- should take singular verbs. The CD player and moon-roof is included in the car's price. Is it true?
*June 15, 2015*

**Math**

The cost T, in hundreds of dollars, of tuition and fees at many community colleges can be approximately by T=1/4c+6,where c is the number of credits for which a student registers. Graph the equation and use the graph to estimate the cost of tuition and fees when a student ...
*May 13, 2015*

**college math**

each individual letter of the word Tallahassee is placed on a piece of paper and all 11 pieces of paper are placed in a hat. If one letter is selected at random from the hat, determine the probability that the letter T or E is selected.
*May 13, 2015*

**College math**

Each inidividual letter of the word Tallahassee is placed on a piece of paper and all 11pieces of paper are placed in a hat, if one letter is selected at random from the hat, determine the probability that the letter T or F is selected.
*May 11, 2015*

**Co-operate Finance**

As the investment analyst for King breweries you are required to analyze the automated loom system in the Castle larger production line. The old system was purchased 5 years ago for $200,000. It falls in the accelerated cost recovery 5 year class and it has 5 years of ...
*March 24, 2015*

**lifeorientation**

wht is the six symtoms of intrapersonal conflict in a person
*February 28, 2015*

**math**

write an expression for the following frase and evaluate. -8 decreased by the product of-4 and 3 -8-(-4x3)????
*February 5, 2015*

**math**

when a cold front move through, the temperature dropped at an average of 3 degree per hour.using a signed number find the change in temperature after six hours
*February 5, 2015*

**Math**

Two equilateral triangles are sitting side-by-side. The length of one side of Triangle A is 5 ft. The sides of Triangle B are 3 times as long as those of Triangle A. How long is the length of one side of Triangle B?
*January 29, 2015*

**statistics**

The batting averages of the first three batters in the Eureka College women’s softball team lineup are .310, .301, and .277. If the first three batters are considered as the “lead-off group”, what is the batting average of the group?
*January 22, 2015*

**College Math**

variance of 30 for a data, what is the standard deviation
*December 21, 2014*

**College Math**

numbers given are: 3.5, 2.6, 3, 3.1, 2.6, 2.8, range is 0.9 z-score of 3.1 is Okay I am lost
*December 21, 2014*

**College Math**

mean of 21 and standard deviation of 1.2, what is the z-score of 21 No clue how to figure this out
*December 21, 2014*

**College Math**

The number of visitors to your business website increased at a rate of 60% per day, going from 30 per day to 30,000 per day. How many days did it take to go from 30 to 30,000 visitors per day? 30,000(1+0.6) but I need to solve for t that's where I get lost.
*December 21, 2014*

**Algebra**

Temperature AF 40 1000 60 1840 70 2260 85 2890 Find a linear model for the number of acre-feet of water that evaporate as function of temperature. E(T)=
*October 28, 2014*

**Algebra**

Temperature AF 40 1000 60 1840 70 2260 85 2890 Find a linear model for the number of acre-feet of water that evaporate as function of temperature. E(T)= Is the answer E(T)=42T-960?
*October 27, 2014*

**Algebra**

Find the equation of the line, in slope-intercept form, that satisfies the given conditions. The graph is perpendicular to the graph of y=3x-1 and passes through the points whose coordinates are (4,-2). Y=______
*October 27, 2014*

**Algebra**

Find the slope m=1600-760/60-40
*October 23, 2014*

**Algebra**

f(x)=2x^+x-21 x= ___(smaller Value) x= ___(Larger Value) What am I doing wrong? f(x)=0 2x^+x-21=0 (2x+21)(x-19)=0 2x=-21 x=19
*October 14, 2014*

**History**

What is the difference between classical and modern archeology?
*September 18, 2014*

**Biology**

Why are most factors held constant in a scientific experiment?
*August 27, 2014*

**Organic Chemistry**

A student obtains a yield of 79% from his salicylic acid. How many grams of salicylic acid will the student need to produce 135 g of aspirin?
*May 10, 2014*

**bshs 382 **

for what data f=0.46 and the P value equals 0.63 what can you con conclude? what were the assumptions on which the Anova was based which assumption is the most important
*April 7, 2014*

**Physics**

A stone is dropped at t = 0. A second stone, with 4 times the mass of the first, is dropped from the same point at t = 110 ms. (a) How far below the release point is the center of mass of the two stones at t = 410 ms? (Neither stone has yet reached the ground.) (b) How fast is...
*April 1, 2014*

**english**

These are great news indeed;I can't believe I made it
*March 6, 2014*

**math101**

-7+z ¡Ü 3z+7 and 2(z-3)<-4z+2
*March 3, 2014*

**math101**

how do you solve 1/4x-18=1/2x-6
*March 3, 2014*

**Math**

A pair of jeans is marked down 15%. Its original price was $45.00. What is the original price?
*February 24, 2014*

**math**

Adam wants to compare the fractions 2/5 , 1/6 and 1/3. He wants to order them from least to greatest and rewrite them so they all have the same denominator. Explain how Adam can rewrite the fraction Oops I made a mistake on the previous question! Sorry about that....
*February 10, 2014*

**english proficiency for university studies**

Correct the following sentences for subject-verb agreement,tenses and fragments first one my cat it is very playful
*February 6, 2014*

**math**

what is the square route of 7?
*January 4, 2014*

**Intro to Marketing**

My instructor wan me to Create a pitch to a potential green-product advertiser stating the benefits of advertising in Mother Earth News.
*December 16, 2013*

**Introduction To Marketing**

Create a pitch to a potential green-product advertiser stating the benefits of advertising in Mother Earth News.
*December 16, 2013*

**statistic**

will you help with my statistic class
*December 13, 2013*

**Geometry**

If RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x. Can someone please help me, i don't understand this at all!
*November 15, 2013*

**Geometry**

If ST = y + 2, RT = 5y – 10 and RS = 2y, then find the value of y and all three lengths. If RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x.
*November 15, 2013*

**A&P II**

1. Sandy, a 16-year-old woman, returns to the emergency room for the fifth time. She has been treated for Bulimia repeatedly. On initial assessment, you note shallow breathing. ARTERIAL BLOOD GASES are as follows: pH = 7.45 PaCO2 =47 mmHg HCO3- = 33 mEq/Liter My answer is ...
*November 11, 2013*

**Physics**

A student on a piano stool rotates freely with an angular speed of 2.85rev/s . The student holds a 1.10kg mass in each outstretched arm, 0.789m from the axis of rotation. The combined moment of inertia of the student and the stool, ignoring the two masses, is 5.23kg⋅m2...
*November 7, 2013*

**Chemistry**

If the heat of combustion for a specific compound is -1080.0 kJ/mol and its molar mass is 58.29 g/mol, how many grams of this compound must you burn to release 300.60kJ of heat?
*October 29, 2013*

**Finance**

Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined they will be able to borrow the majority of the money needed to...
*September 23, 2013*

**English **

A synonym for preparedness is? A.punctuality B. cooperation C.procrastination D.readiness - my answer
*September 17, 2013*

**English **

Speak aloud each of the following words. Which has stress on its syllable ? A.Obtain B.follow- my answer C.detest D.Renew
*September 17, 2013*

**English **

A synonym for preparedness is? A.punctuality B. cooperation C.procrastination D.readiness - my answer
*September 17, 2013*

**math**

It is between 7 and 8 million it contains all the digits greater then 1 and less then 8 the hundred thousands digit is 3 the ten thousands digit are the same their sum is the ones digit the tens digit is greater then the hundreds digit
*September 13, 2013*

**math**

what is the net weight of 36 items that weigh 36 grams each in pounds or ounces
*June 18, 2013*

**History**

Explain a few of the National Urban League’s social services and what they entailed.
*May 8, 2013*

**History**

What caused the SNCC to have negative feelings toward Martin Luther King, Jr.? Give two reasons.
*May 8, 2013*

**math**

Adnan asked 20 friends to tell him their favorite season of the year. Autumn was the favorite season of the year for 30% of Adnan’s friends. How many of his friends chose autumn?
*May 2, 2013*

**chemistry**

what is the volume in liters in H2gas produced at 24 degree celsius and 835 mmhg from the reaction of 12g of many thanks
*May 2, 2013*

**chemistry**

What is the expected freezing point of a 3.50 m (m standing for molality)aqueous solution of BaCl2(Kfp= 1.86 degrees Celsius/m)? What is the expected boiling point(Kbp= 0.512 degrees Celsius/m)? which is effected to the greater extent, the boiling point or freezing point? ...
*April 7, 2013*

**chemistry**

Sodium bicarbonate is often used to neutralize acids, such as the following reaction: NaHCO3 + HCl ---> NaCl + H20 + CO2. What is the normality of a sodium bicarbonate solution containing 5.08 g NaHCO3 in 150.0 mL solution? this chapter in chemistry is really confusing and ...
*April 7, 2013*

**world history**

What are two important differences between fascism and communism?
*March 26, 2013*

**world history**

THANKSSS
*March 26, 2013*

**world history**

What characteristics did fascism under Mussolini and Hitler have in common with communism under Stalin?
*March 26, 2013*

**Physics**

A proton (mass m = 1.67 10-27 kg) is being accelerated along a straight line at 3.6 1015 m/s2 in a machine. The proton has an initial speed of 2.4 107 m/s and travels 2.8 cm. (a) What is its speed? (b) What is the increase in its kinetic energy?
*February 25, 2013*

**calculus!!!**

Use wolframalpha Saved me.
*February 20, 2013*

**Math**

For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in the ...
*February 20, 2013*

**math**

let x represent one of the shirts and then set up the equation 3x-(3x*.3)=63 because there are 3 shirts and after you find the total of the shirts you would usually subtract the percentage of that total from the total. The equation equals 63 from what was given. then solve 3x...
*February 19, 2013*

**Calculus II**

For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in the ...
*February 19, 2013*

**Physics**

The only two forces acting on a body have magnitudes F1 and F2 and directions that differ by an angle θ. If the resulting acceleration has a magnitude a, what is the mass of the body?
*February 8, 2013*

**Chemistry**

Assuming that the [Potato extract] is .001 M and I am going to make a 10 ml solution and each drop is 1/20th of a mL, how do I calculate the [Potato extract] in each reaction solution, using 20 drops, 15, 10, and 5 drops for each one?
*February 6, 2013*

**Physics**

After flying for 15 min in a wind blowing 42 km/h at an angle of 28° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?
*February 5, 2013*

**4th grade math**

Thanks to both of you for replying, now it makes sense.
*January 30, 2013*

**4th grade math**

In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"
*January 30, 2013*

**Physics**

For the following three vectors, what is 3C·(2AxB)? A = 2.00ihat + 3.00jhat - 5.00khat B= -3.00ihat + 5.00jhat + 2.00khat C = 9.00ihat - 8.00jhat
*January 29, 2013*

**Physics**

An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 4.9 km, but when the snow clears, he discovers that he actually traveled 7.8 km at...
*January 29, 2013*

**Physics**

At a certain time a particle had a speed of 16 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval?
*January 27, 2013*

**Physics**

Thank you so much!
*January 27, 2013*

**Physics**

At a certain time a particle had a speed of 16 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval?
*January 27, 2013*

**Macroeconomics**

1. Consider the economic situation in the U.S since 2008 and discuss how supply side and demand side economic may be used to solve the current problems. Also, explain why you believe that these two approaches may or may not work. 2. Provide a numerical example and show how a ...
*December 18, 2012*

**macroeconomics**

1. Consider the economic situation in the U.S since 2008 and discuss how supply side and demand side economic may be used to solve the current problems. Also, explain why you believe that these two approaches may or may not work. 2. Provide a numerical example and show how a ...
*December 18, 2012*

**math 6th grade**

Y=X ???
*December 4, 2012*

**medical Technologies**

Which classification system uses resident assessment data to assign residents to one of fourty-four groups, with each assessment applying to specific days within a resident's stay?
*November 11, 2012*

**Accounting**

Accounting for a Job-Order Cost System [LO 3, 6, 7, 9] Bob and Beth Ford retired from the food services industry and began catering wedding receptions on a limited basis. The major costs in setting up their business included: linens, $1,600; two complete silver services, $1,...
*October 1, 2012*

**essay**

Imagine that you are hosting a group of exchange students next term. You are responsible for welcoming the students to campus and acquainting the students with life on campus socially as well as academically
*September 21, 2012*

**chemistry**

If the sun is 150,000,000 km away, how many minutes does it take light to travel from the sun to the earth? Assume light travels at a speed of 3.0x10^10 cm/sec
*September 12, 2012*

**Geometry**

Quadrilateral JKLN is a rhombus with diagonals JL and KM. Find m<3
*September 5, 2012*

**microbiology**

What characteristics of living things do viruses have?
*August 30, 2012*

**Algebra**

1/6p+14<20?????? Help explain please!
*August 24, 2012*

**Algebra**

1p+14<20 I have tried everything! Please explain?
*August 24, 2012*

**algebra**

I'm having difficulty solving 0.7y+9=y+15????? I know the answer is 20 but can't remember procedure. Do I change the decimal to a fraction 1st???
*August 23, 2012*

**business**

Would you invest in the company you reviewed based on the information contained in the annual report? Why or why not? Please list examples to support your answer.
*June 17, 2012*

**PHYSICS**

An 800.0 kg roller coaster car is at rest at the top of a 95 m hill. It rolls down the first drop to a height of 31 m. When it travels to the top of the second hill, it is moving at 28 m/s. It then rolls down the second hill until it is at ground level. What is the kinetic and...
*June 6, 2012*

**Algebra**

simplify the following expression; express in terms of i. ã-98
*May 27, 2012*

**English**

Wow... Ms. Sue, you have the attitude of my old French teacher; in which she got fired and her teaching license removed :)...
*May 13, 2012*

**algebra**

show me how to work this problem b/3+6=82
*May 4, 2012*

**algebra**

show me how to work this problem b/3+6=82
*May 4, 2012*

**applied business law**

Jud Wheeler signed a contract to purchase 10 acres of land in Idaho from the Krauses. If Jud offered the Krauses considerably less for their property than its possible market value and the Krauses accepted the offer, could they avoid the contract on later learning that they ...
*May 1, 2012*

**chemistry**

what is the hcl of 2.00x 10 squared mL of 0.51
*April 27, 2012*

**Statistics**

two hundred math 115 students kept trak of the number of hours of homework they did during the fall 94 semester. the results are found to closely approximate a normal distribution with mean 14 hours and standard deviation 2 hours. determine the fraction of the students who ...
*April 21, 2012*

**Math**

A warranty identification number for a certain product consists of a letter of alphabet followed by four-digit number. How many possible identification numbers are there if the first digit of the four-digit number must be nonzero?
*April 3, 2012*

**Math**

Monique runs one fourth mondays one half on Tuesday three fourth on wednesday and one mile on Thursday how much does she increase her running time?
*April 3, 2012*

**programming in BASICS**

1. The result of computations done in a -----statement are not stored in the computer's memory. A.LET; B. PRINT; C. compute; D. PRINT USING. 2. which of the following statements may appear anywhere you need them in a program, and you can use as many as you want. A. stop; B...
*March 28, 2012*

**programming**

1.which of the following statements allows many branches or alternatives paths? A.IF-THEN; B.ON-GOTO; C. GOTO; D. all of the above. 2.The system command ---- is used to tell the computer to execute the program A.LIST B.EXECUTE C.END D.RUN 3. -----notation is used for ...
*March 27, 2012*

**child psychology**

My answer is anger.
*March 26, 2012*

**math**

The amount of water bucket holds,if b litres of water is added to the bucket already holding 4 litres of water.what is going to be the answer in algebraic expression
*March 18, 2012*

**principles of physics**

Yes. It should be in Newtons. :)
*March 9, 2012*

**Life Orientation**

I need answers
*March 8, 2012*

**math**

Show me the fully formula for 3x+4y=10 2x+y=5 simultaneously solve x and y
*March 4, 2012*